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average those groupings and the way up the framework. Likert scores for a survey_item are averaged. Then all the survey_items in a scale are averaged. Then student scales in a measure are averaged. And teacher scales in a measure are averaged. Then the average of those two calculations becomes the score for a measure. Then the measures in a subcategory are averaged.
11 lines
277 B
Ruby
11 lines
277 B
Ruby
class AdminDataItem < ActiveRecord::Base
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belongs_to :scale
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scope :for_measures, lambda { |measures|
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joins(:scale).where('scale.measure': measures)
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}
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scope :non_hs_items_for_measures, lambda { |measure|
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for_measures(measure).where(hs_only_item: false)
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}
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end
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